1 Answer
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The PSR-1 and PSR-2 standard inside the current release of PHP_CodeSniffer are not complete. I didn't ever mention them in the release notes so people obviously either just found them, or they are talking about the current dev version, where they are complete.

If you want to try out the complete version of PSR-2 inside PHP_CodeSniffer, you'll need to clone the git repo and use it directly: